范畴论 Traditional form: 範疇論 Pinyin (reading): fànchóulùn Definitions: category theory (math.) Characters: 范 - pattern, model, example; surname 畴 - field, farmland; class, category 论 - debate; discussion Traditional characters: 範 - pattern, model, example; surname 疇 - field, farmland; class, category 論 - debate; discussion